87959824 has 20 divisors (see below), whose sum is σ = 171078336. Its totient is φ = 43810592.

The previous prime is 87959779. The next prime is 87959849. The reversal of 87959824 is 42895978.

It is a super-2 number, since 2×87959824² = 15473861276221952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6244 + ... + 14659.

Almost surely, 2^87959824 is an apocalyptic number.

It is an amenable number.

87959824 is a deficient number, since it is larger than the sum of its proper divisors (83118512).

87959824 is a wasteful number, since it uses less digits than its factorization.

87959824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21174 (or 21168 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 87959824 is about 9378.6898871857. The cubic root of 87959824 is about 444.7283179433.

The spelling of 87959824 in words is "eighty-seven million, nine hundred fifty-nine thousand, eight hundred twenty-four".